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INSURANCE CONTRACTS ASSETS AND LIABILITIES FROM INSURANCE ACTIVITIES - Allocation by contract type (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2023
--- | --- | --- | ---
Liability for Claims and Claims Adjustment Expense [Line Items] |  |  |
Reserves for claims and claims' adjustment expenses, net of reinsurance | $ 373,552 | $ 219,661 | $ 131,757
Long-Duration |  |  |
Liability for Claims and Claims Adjustment Expense [Line Items] |  |  |
Reserves for claims and claims' adjustment expenses, net of reinsurance | 289,275 | 165,487 |
Short-Duration |  |  |
Liability for Claims and Claims Adjustment Expense [Line Items] |  |  |
Reserves for claims and claims' adjustment expenses, net of reinsurance | $ 84,277 | $ 54,174 |

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- Definition Liability as of the balance sheet date for amounts representing estimated cost of settling unpaid claims under the terms of the underlying insurance policies, less estimated reinsurance recoveries on such claims. This includes an estimate for claims which have been incurred but not reported. Claim adjustment expenses represent the costs estimated to be incurred in the settlement of unpaid claims. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(13)(a)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (cc) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-3 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480081/944-40-50-3 + Details
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